Cave (IMAGE) Spanish Foundation for Science and Technology Caption Despite the high number of tourists, the large size of the cave means the thermal signal disperses very quickly and gently. Credit David Domínguez Villar et al. Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.